The Empire State Building, top, backdrops Roman numerals for the NFL Super Bowl XLVIII football game standing during sunrise at Pier A Park in Hoboken, N.J., Tuesday, Jan. 28, 2014. The Seattle Seahawks and the Denver Broncos are scheduled to play on Sunday, Feb. 2, 2014, at MetLife Stadium in East Rutherford, N.J. (AP Photo/Julio Cortez)

Sen. Mark Udall, D-Colo. grins as he sports a Peyton Manning Denver Broncos football jersey as he walks on Capitol Hill in Washington, Tuesday, Jan. 28, 2014. The Broncos play the Seattle Seahawks Sunday in the Super Bowl. (AP Photo/J. Scott Applewhite)

Street signs for Super Bowl Boulevard point to attractions, Tuesday, Jan. 28, 2014 in New York's Times Square. Thirteen blocks of midtown Manhattan have been converted into a temporary festival space leading up to the National Football League's championship game between the Seattle Seahawks and the Denver Broncos on Sunday, Feb. 2, in East Rutherford, N.J. (AP Photo/Mark Lennihan)

An ice sculpture modeled after the Lombardi Trophy is displayed, Tuesday, Jan. 28, 2014, in New York's Times Square. The Seattle Seahawks play the Denver Broncos in Super Bowl XLVIII on Sunday, Feb. 2.(AP Photo/Mark Lennihan)

"Cleatus the Robot," top left, is in place on a Fox Sports studio along Super Bowl Boulevard in New York's Times Square, Tuesday, Jan. 28, 2014. The Seattle Seahawks play the Denver Broncos in Super Bowl XLVIII on Sunday, Feb. 2 in East Rutherford, N.J. (AP Photo/Mark Lennihan)

Seattle Seahawks head coach Pete Carroll answers a question during media day for the NFL Super Bowl XLVIII football game Tuesday, Jan. 28, 2014, in Newark, N.J. (AP Photo/Matt Slocum)

Street signs for Super Bowl Boulevard point to attractions, Tuesday, Jan. 28, 2014 in New York's Times Square. Thirteen blocks of midtown Manhattan have been converted into a temporary festival space leading up to the National Football League's championship game between the Seattle Seahawks and the Denver Broncos on Sunday, Feb. 2, in East Rutherford, N.J. (AP Photo/Mark Lennihan)

New York City police patrol next to a toboggan run in Super Bowl Boulevard, Tuesday, Jan. 28, 2014 in Times Square. Thirteen blocks of midtown Manhattan have been converted into a temporary festival space leading up to the National Football League's championship game between the Seattle Seahawks and the Denver Broncos on Sunday, Feb. 2, in East Rutherford, NJ. (AP Photo/Mark Lennihan)